package com.heima.media.service.impl;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.heima.common.dto.PageResponseResult;
import com.heima.common.dto.ResponseResult;
import com.heima.common.dto.User;
import com.heima.common.enums.AppHttpCodeEnum;
import com.heima.common.minio.MinIOService;
import com.heima.common.util.UserThreadLocalUtil;
import com.heima.media.dto.WmMaterialDto;
import com.heima.media.entity.WmMaterial;
import com.heima.media.mapper.WmMaterialMapper;
import com.heima.media.service.IWmMaterialService;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import org.checkerframework.checker.units.qual.A;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.web.multipart.MultipartFile;

import java.util.Date;

/**
 * <p>
 * 自媒体图文素材信息表 服务实现类
 * </p>
 *
 * @author Mr_Su
 * @since 2022-06-28
 */
@Service
public class WmMaterialServiceImpl extends ServiceImpl<WmMaterialMapper, WmMaterial> implements IWmMaterialService {

    @Autowired
    private MinIOService minIOService;

    @Override
    public ResponseResult saveWmMaterial(MultipartFile file) {


        User user = UserThreadLocalUtil.get();
        if (user == null) {
            return ResponseResult.errorResult(AppHttpCodeEnum.NEED_LOGIN);
        }

        String url = minIOService.upload(file);

        WmMaterial wmMaterial = new WmMaterial();
//        wmMaterial.setId(); 主键自增
        wmMaterial.setUserId(user.getUserId());
        wmMaterial.setUrl(url);
        wmMaterial.setType(0);
        wmMaterial.setIsCollection(false);
        wmMaterial.setCreatedTime(new Date());

        this.save(wmMaterial);
        return ResponseResult.okResult(wmMaterial);
    }

    @Override
    public ResponseResult listByPage(WmMaterialDto dto) {

        User user = UserThreadLocalUtil.get();
        if (user == null){
            return ResponseResult.errorResult(AppHttpCodeEnum.NEED_LOGIN);
        }
        // 分页查询
        Page page = new Page(dto.getPage(),dto.getSize());
        LambdaQueryWrapper<WmMaterial> lqwWmMaterial = new LambdaQueryWrapper<>();
        // 条件: 是否收藏
        if (dto.getIsCollection() != null){
            lqwWmMaterial.eq(WmMaterial::getIsCollection,dto.getIsCollection());
        }
        // 隐藏条件: 登录用户
        lqwWmMaterial.eq(WmMaterial::getUserId,user.getUserId());
        // 排序: 根据创建时间排序
        lqwWmMaterial.orderByDesc(WmMaterial::getCreatedTime);

        this.page(page,lqwWmMaterial);
        return new PageResponseResult<>(dto.getPage(),dto.getSize(),page.getTotal(),page.getRecords());
    }
}
